New fossil analysis: Scientists reexamined ancient Brazilian fossils and found they were microbial, not early animal traces. Advanced imaging used: Nanoscale tomography and Raman spectroscopy revealed ...

Richard Socher's new $650 million startup wants to build an AI that can research and improve itself indefinitely — and he ...

You may not know that our ancestors hibernated during the winter months. Why did we evolve out of this biologically prolific ...

New "magic mushroom" species discovery, Psilocybe ochraceocentrata, rewrites the evolutionary history of Psilocybe cubensis.

Scientists in China discovered that ancient humans were making surprisingly advanced stone tools during a harsh ice age ...

Salamanders regrow entire limbs. We share their evolutionary blueprint. So why can’t humans do the same? The answer ...

While skin bone plates are well studied in crocodylians (shown here in a gharial, in purple), their presence in lizards and ...

The universe seems mysterious, yet it can be explained by physical laws that can be tested objectively. It is both ...

A great Tyrannosaurus rex strides through the conifer trees of her territory, sniffing the air. She picks up the scent from ...

Ancient butcher tools found in China at the 146,000-year-old Lingjing site reveal that Ice Age humans were far more advanced.

Some scientists have suggested a different idea: T. rex’s arms may have evolved to be smaller as another body part grew larger. The fossil record reveals that arms got shorter as theropod skulls got ...